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Individual Calculations July 2023 |
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| Drippe, John M Total change: -30.40 | |   |
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| 32nd annual Chicago Open - U2100 Section | Wheeling, IL | USA | 2023-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1598 | 1732 | 2.00 | 4 | -0.71 | 40 | -28.40 | |
|  Pjevic, Dario | | | 1560 | USA | 1.00 | 1 | 0.27 | 40 | 10.80 | |  Zhu, Rex | | | 1594 | USA | 0.00 | 1 | -0.69 | 40 | -27.60 | | | Ramesh, Sanjana | | | 1536 | USA | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Chari, Rajas Premanand | | | 1700 | IND | 0.00 | 1 | -0.54 | 40 | -21.60 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | 2023 Des Moines Open | Des Moines, IA | USA | 2023-06-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1692 | 1894 | 2.00 | 4 | -0.95 | 40 | -38.00 | |
| | Volz, Michael | | | 1650 | USA | 0.00 | 1 | -0.80 | 40 | -32.00 | | | Popov, Sergey | | | 1522 | USA | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Gaul, Thomas | | | 1703 | USA | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Moerlien, Puwit Sk | | | 1894 | USA | 0.00 | 1 | -0.50 | 40 | -20.00 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | 2023 National Open - Under 2100 | Las Vegas, NV | USA | 2023-06-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1760 | 1894 | 5.50 | 7 | 0.90 | 40 | 36.00 | |
| | Teitelman, Jacob | | | 1684 | USA | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Fan, Frank | | | 1483 | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Jou, Esther | | | 1748 | USA | 0.50 | 1 | -0.20 | 40 | -8.00 | | | Wang, Ted | | | 1937 | USA | 0.50 | 1 | 0.06 | 40 | 2.40 | | | Posadas, Rayelynn | | | 1674 | ENG | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Handigol, Abhishek | | | 1884 | USA | 0.50 | 1 | -0.01 | 40 | -0.40 | | | Goli, Sandhya | | wc | 1907 | IND | 1.00 | 1 | 0.52 | 40 | 20.80 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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